#include<stdio.h>
#include<unistd.h>
#include<sys/stat.h>
#include<sys/types.h>
#include<fcntl.h>
#include<string.h>
int main(){
  
  printf("hello claus\n");
  fprintf(stdout,"helloklaus\n");
  fprintf(stdout,"helloklaus\n");
  

  const char* s = "hello wold!\n";
  write(1,s,strlen(s));

  fork();

  return 0;
}
